The red node is Niklas. Pale nodes are charities, grey nodes are companies, and darker grey nodes are the people who sit on them. Sign in free to explore further.
Person Preview
Niklas Marten Zennstrom
Niklas Marten Zennstrom is a director of J Class Association and a director of Atomico VI Coinvest Limited, among 10 current roles on record. Source: Companies House records.
Director at J Class Association · Director at Atomico VI Coinvest Limited
- 10 current roles
- 3 previous roles
- Served alongside 59 people
Niklas's network: 59 people across 13 organisations
Anyone can join - you don't need to be on the register. Used by researchers, journalists, recruiters and due diligence teams.
Private by default - we never tell anyone you looked them up. Viewing, searching, saving and shortlisting are private; people only hear from you if you choose to send them a message.
Official record Companies House · updated 4th October 2026 · Free, no card or password
Current roles
13 roles across 13 organisations-
J Class AssociationDirector · 2024-present
Official record · Companies House
- Source
- Companies House
- Organisation
- J Class Association
- Role
- Director
- Appointed
- 2024-05-22
- Record reference
- Company 11708505
Current -
Atomico VI Coinvest LimitedDirector · 2023-present
Official record · Companies House
- Source
- Companies House
- Organisation
- Atomico VI Coinvest Limited
- Role
- Director
- Appointed
- 2023-07-20
- Record reference
- Company 15015365
Current -
Atomico V Coinvest LimitedDirector · 2020-present
Official record · Companies House
- Source
- Companies House
- Organisation
- Atomico V Coinvest Limited
- Role
- Director
- Appointed
- 2020-02-27
- Record reference
- Company 12488333
Current
10 more roles, including 3 previous roles, with dates and sources
Sign in free to see all rolesPeople Niklas has served alongside
59 people across 13 organisationsBased on overlapping official board records. Calculated from official records
59 people across 13 organisations
Create a free account to reveal this governance network and see how you're connected.
Create a free account to revealConnections
Connection map
The organisations and people around Niklas, shown in full after you sign in.
How are you connected?
Create a free account to see the recorded route between you and Niklas, if there is one.
Create a free account to checkSources
- Companies House
- Officer appointments and resignations.
- Edition
- Register edition compiled 4th October 2026
- Identity
- Records are treated as the same person only where the evidence confirms it. How people are matched